CN215444398U - Sand-proof three-screw pump - Google Patents
Sand-proof three-screw pump Download PDFInfo
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- CN215444398U CN215444398U CN202121735142.4U CN202121735142U CN215444398U CN 215444398 U CN215444398 U CN 215444398U CN 202121735142 U CN202121735142 U CN 202121735142U CN 215444398 U CN215444398 U CN 215444398U
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- screw pump
- sand
- plate
- sand prevention
- wall
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Abstract
The utility model discloses a sand prevention three-screw pump, which comprises a three-screw pump main body, wherein a liquid inlet pipe is arranged on the outer surface of the upper end of the three-screw pump main body, a flange plate is fixedly arranged on the outer surface of the upper end of the liquid inlet pipe, a sand prevention box is arranged on the outer surface of the upper end of the flange plate, an insertion groove is formed in the outer surface of the sand prevention box, a sealing gasket is fixedly connected to the inner wall of the insertion groove, a sand prevention plate is connected to the inner wall of the sealing gasket in a sliding manner, a storage groove is formed in the outer surface of the upper end of the sand prevention plate, a filter plate is fixedly connected to the inner wall of the storage groove, a limiting column is fixedly connected to the outer surface of the sand prevention box, an annular groove is formed in the outer surface of the limiting column, and a rotating plate is movably connected to the outer surface of the annular groove; the anti-sand screw pump has the advantages that the anti-sand screw pump is favorable for filtering impurities in liquid, preventing the screw rod rotating at a high speed from being damaged due to the impurities, enabling the anti-sand plate to slide out of the inner wall of the insertion groove, conveniently cleaning the filtered impurities and improving the using effect of the three-screw pump.
Description
Technical Field
The utility model belongs to the technical field of three-screw pumps, and particularly relates to a sand-proof three-screw pump.
Background
The screw pump is a rotary pump which conveys liquid or boosts the liquid through volume change and movement by depending on an engagement space formed by a pump body and screws, and the screw pump is divided into a single screw pump, a multi-screw pump and the like according to the number of the screws, wherein in the multi-screw pump, when a driving screw rotates, a driven screw engaged with the driving screw is driven to rotate together, the volume of the screw engagement space at one end of a suction cavity is gradually increased, the pressure is reduced, the liquid enters the volume of the engagement space under the action of pressure difference, when the volume is increased to the maximum to form a sealed cavity, the liquid continuously moves in the axial direction in the sealed cavities one by one until one end of a discharge cavity, and at the moment, the volume of the screw engagement space at one end of the discharge cavity is gradually reduced, so that the liquid is discharged;
when the existing three-screw pump is used, when impurities exist in liquid, the impurities enter the screw, and the screw is in high-speed rotation, so that the screw is easily damaged due to the impurities.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a sand-proof three-screw pump to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a sand prevention three-screw pump, includes three-screw pump main part, the upper end surface of three-screw pump main part is provided with the feed liquor pipe, the upper end surface fixed mounting of feed liquor pipe has the ring flange, the upper end surface mounting of ring flange has sand prevention box, the inserting groove has been seted up to sand prevention box's surface, the inner wall fixedly connected with of inserting groove is sealed fills up, the sealed inner wall sliding connection who fills up has sand prevention plate, the storage tank has been seted up to sand prevention plate's upper end surface, the inner wall fixedly connected with filter of storage tank, sand prevention box's surface fixed connection has spacing post, the ring channel has been seted up to the surface of spacing post, the surface swing joint of ring channel has the rotor plate, the screw hole has been seted up to the surface of rotor plate, the inner wall spiro union of screw hole has the threaded rod.
Preferably, the outer surface welding of sand prevention plate has the stereoplasm baffle, the upper end surface of preventing the sandbox has seted up the mounting hole, the outer fixed surface of threaded rod is connected with the handle.
Preferably, the lower end outer surface of the sand prevention box is provided with a lower mounting hole, the inner wall of the lower mounting hole is in threaded connection with a bolt, and the sand prevention box is fixedly connected with the flange plate through the bolt.
Preferably, the outer surface of the upper end of the three-screw pump main body is provided with a liquid outlet pipe, and the filter plate and the sand prevention plate are welded integrally.
Preferably, the sand prevention box and the limiting column are welded integrally, and the rotating plate and the limiting column are connected in a rotating mode.
Preferably, the number of the rotating plates and the number of the limiting columns are two, and the flange plate and the liquid inlet pipe are integrally formed.
Compared with the prior art, the utility model has the beneficial effects that:
1. through being provided with filter, storage tank, sealed pad and sand control board, when this three-screw pump normal use, the inside of liquid inflow storage tank in the pipeline, the surface that impurity in the liquid can't pass the filter is by the separation in the upper end of filter, is favorable to filtering the impurity in the liquid, prevents that the high-speed rotatory screw rod from causing the phenomenon of damage because of impurity.
2. Through being provided with screw hole, threaded rod, ring channel and stereoplasm baffle, after this three-screw pump used a period, the surface of stereoplasm baffle was kept away from under the effect of screw hole in the rotation of threaded rod, can make the rotor plate rotate at the inner wall of ring channel at this moment, can make the inner wall roll-off of sand prevention plate from the inserting groove, conveniently clears up filterable impurity, improves three-screw pump's result of use.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a partial cross-sectional front view of the present invention;
FIG. 3 is a schematic view of the construction of the rotating plate and threaded rod of the present invention;
in the figure: 1. a three-screw pump body; 2. a flange plate; 3. a liquid inlet pipe; 4. a sand prevention box; 5. a bolt; 6. a threaded rod; 7. a rotating plate; 8. a limiting column; 9. a lower mounting hole; 10. a gasket; 11. inserting grooves; 12. a sand control plate; 13. an upper mounting hole; 14. an annular groove; 15. a threaded hole; 16. a filter plate; 17. a hard baffle; 18. a storage tank; 19. a liquid outlet pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: a sand-proof three-screw pump comprises a three-screw pump body 1, a liquid inlet pipe 3 is arranged on the outer surface of the upper end of the three-screw pump body 1, a flange plate 2 is fixedly arranged on the outer surface of the upper end of the liquid inlet pipe 3, a sand-proof box 4 is arranged on the outer surface of the upper end of the flange plate 2, an inserting groove 11 is formed in the outer surface of the sand-proof box 4, a sealing gasket 10 is fixedly connected to the inner wall of the inserting groove 11 so as to prevent the three-screw pump from leaking in the using process, a sand-proof plate 12 is slidably connected to the inner wall of the sealing gasket 10, a storage groove 18 is formed in the outer surface of the upper end of the sand-proof plate 12 so as to store impurities, a filter plate 16 is fixedly connected to the inner wall of the storage groove 18 so as to filter the impurities in liquid, a limiting column 8 is fixedly connected to the outer surface of the sand-proof box 4, an annular groove 14 is formed in the outer surface of the limiting column 8, and a rotating plate 7 is movably connected to the outer surface of the annular groove 14, the outer surface of the rotating plate 7 is provided with a threaded hole 15, and the inner wall of the threaded hole 15 is screwed with a threaded rod 6, so that the position of the sand control plate 12 is fixed, and the using effect of the three-screw pump is improved.
Further, the outer surface welding of sand prevention board 12 has stereoplasm baffle 17, and mounting hole 13 has been seted up to the upper end surface of sand prevention case 4, convenient and water piping connection, the outer fixed surface of threaded rod 6 is connected with the handle, so that make threaded rod 6 rotate, mounting hole 9 has been seted up down to the lower extreme surface of sand prevention case 4, so that to the installation of sand prevention case 4, the inner wall spiro union of lower mounting hole 9 has bolt 5, sand prevention case 4 passes through between bolt 5 and the ring flange 2 for fixed connection.
Further, the upper end surface of three-screw pump main part 1 is provided with drain pipe 19, so that the discharge of liquid, weld as an organic whole between filter 16 and the sand prevention board 12, so that filter the impurity in the liquid, weld as an organic whole between sand prevention case 4 and the spacing post 8, be connected for rotating between rotor plate 7 and the spacing post 8, conveniently clear up filterable impurity, improve three-screw pump's result of use, rotor plate 7 is two sets of with spacing post 8's quantity, be integrated into one piece between ring flange 2 and the feed liquor pipe 3.
The working principle and the using process of the utility model are as follows: when the three-screw pump is normally used, liquid in a pipeline flows into the storage tank 18, passes through the surface of the filter plate 16 and flows into the three-screw pump body 1, impurities in the liquid cannot pass through the surface of the filter plate 16 and are blocked at the upper end of the filter plate 16, the sealing gasket 10 is arranged to be beneficial to preventing the liquid from leaking, filtering the impurities in the liquid and preventing the high-speed rotating screw from being damaged by the impurities, after the three-screw pump is used for a period of time, an operator rotates the threaded rod 6, the rotation of the threaded rod 6 is far away from the outer surface of the hard baffle plate 17 under the action of the threaded hole 15, the rotating plate 7 can rotate on the inner wall of the annular groove 14, after the two groups of threaded rods 6 perform the operation, the sand-proof plate 12 can slide out of the inner wall of the inserting groove 11, and the filtered impurities are convenient to clean, the use effect of the three-screw pump is improved, and the three-screw pump is practical.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (8)
1. The utility model provides a sand prevention three-screw pump, includes three-screw pump main part (1), its characterized in that: the outer surface of the upper end of the three-screw pump main body (1) is provided with a liquid inlet pipe (3), the outer surface of the upper end of the liquid inlet pipe (3) is fixedly provided with a flange plate (2), the outer surface of the upper end of the flange plate (2) is provided with a sand prevention box (4), the outer surface of the sand prevention box (4) is provided with an insertion groove (11), the inner wall of the insertion groove (11) is fixedly connected with a sealing gasket (10), the inner wall of the sealing gasket (10) is slidably connected with a sand prevention plate (12), the outer surface of the upper end of the sand prevention plate (12) is provided with a storage groove (18), the inner wall of the storage groove (18) is fixedly connected with a filter plate (16), the outer surface of the sand prevention box (4) is fixedly connected with a limit column (8), the outer surface of the limit column (8) is provided with a ring groove (14), and the outer surface of the ring groove (14) is movably connected with a rotating plate (7), the outer surface of the rotating plate (7) is provided with a threaded hole (15), and the inner wall of the threaded hole (15) is in threaded connection with a threaded rod (6).
2. A sand control three screw pump according to claim 1, wherein: the outer surface of the sand-proof plate (12) is welded with a hard baffle (17).
3. A sand control three screw pump according to claim 1, wherein: the outer surface of the threaded rod (6) is fixedly connected with a handle.
4. A sand control three screw pump according to claim 1, wherein: prevent that the upper end surface of sandbox (4) has seted up last mounting hole (13), the lower extreme surface of sandbox (4) has seted up down mounting hole (9), the inner wall spiro union of mounting hole (9) has bolt (5) down, prevent that sandbox (4) passes through fixed connection between bolt (5) and ring flange (2).
5. A sand control three screw pump according to claim 1, wherein: the outer surface of the upper end of the three-screw pump main body (1) is provided with a liquid outlet pipe (19).
6. A sand control three screw pump according to claim 1, wherein: the filtering plate (16) and the sand prevention plate (12) are integrally welded, and the flange plate (2) and the liquid inlet pipe (3) are integrally formed.
7. A sand control three screw pump according to claim 1, wherein: the sand prevention box (4) and the limiting column (8) are integrally welded, and the rotating plate (7) and the limiting column (8) are rotatably connected.
8. A sand control three screw pump according to claim 1, wherein: the number of the rotating plates (7) and the number of the limiting columns (8) are two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121735142.4U CN215444398U (en) | 2021-07-28 | 2021-07-28 | Sand-proof three-screw pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121735142.4U CN215444398U (en) | 2021-07-28 | 2021-07-28 | Sand-proof three-screw pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215444398U true CN215444398U (en) | 2022-01-07 |
Family
ID=79685423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121735142.4U Active CN215444398U (en) | 2021-07-28 | 2021-07-28 | Sand-proof three-screw pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215444398U (en) |
-
2021
- 2021-07-28 CN CN202121735142.4U patent/CN215444398U/en active Active
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